Cardiac Exam - Auscultation LLSE

You are incorrect - our patient's acoustic events at the lower left sternal edge include first and second heart sounds and a 3-component pericardial friction rub.

Your choice: 1-component friction rub
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This is a graphic example of a normal first and second heart sound along with a 1-component systolic friction rub.

Note that the rub is coarse in character.